Finding the Fourth Proportional to 292,135.06, 437,049.62 and 221,261.90
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Solution
The fourth proportional to 292,135.06, 437,049.62 and 221,261.90 is: 331,019.60
Step by Step Solution
- Step 1: Write the proportion equation
292,135.06 : 437,049.62 = 221,261.90 : x - Step 2: Convert to fraction form
292,135.06/437,049.62 = 221,261.90/x - Step 3: Cross multiply
292,135.06x = 437,049.62 × 221,261.90 - Step 4: Simplify right side
292,135.06x = 96,702,428,209.17 - Step 5: Solve for x
x = 96,702,428,209.17/292,135.06 - Step 6: Final answer
x = 331,019.60
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.